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✏️ /usr/src/linux-headers-6.8.0-136/tools/testing/selftests/net/cmsg_time.sh

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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0

source lib.sh

IP4=172.16.0.1/24
TGT4=172.16.0.2
IP6=2001:db8:1::1/64
TGT6=2001:db8:1::2

cleanup()
{
    cleanup_ns $NS
}

trap cleanup EXIT

# Namespaces
setup_ns NS

ip netns exec $NS sysctl -w net.ipv4.ping_group_range='0 2147483647' > /dev/null

# Connectivity
ip -netns $NS link add type dummy
ip -netns $NS link set dev dummy0 up
ip -netns $NS addr add $IP4 dev dummy0
ip -netns $NS addr add $IP6 dev dummy0

# Need FQ for TXTIME
ip netns exec $NS tc qdisc replace dev dummy0 root fq

# Test
BAD=0
TOTAL=0

check_result() {
    ((TOTAL++))
    if [ $1 -ne 0 ]; then
	echo "  Case $4 returned $1, expected 0"
	((BAD++))
    elif [ "$2" != "$3" ]; then
	echo "  Case $4 returned '$2', expected '$3'"
	((BAD++))
    fi
}

for i in "-4 $TGT4" "-6 $TGT6"; do
    for p in u i r; do
	[ $p == "u" ] && prot=UDPv${i:1:2}
	[ $p == "i" ] && prot=ICMPv${i:1:2}
	[ $p == "r" ] && prot=RAWv${i:1:2}

ts=$(ip netns exec $NS ./cmsg_sender -p $p $i 1234)
	check_result $? "$ts" "" "$prot - no options"

ts=$(ip netns exec $NS ./cmsg_sender -p $p $i 1234 -t | wc -l)
	check_result $? "$ts" "2" "$prot - ts cnt"
	ts=$(ip netns exec $NS ./cmsg_sender -p $p $i 1234 -t |
		 sed -n "s/.*SCHED ts0 [0-9].*/OK/p")
	check_result $? "$ts" "OK" "$prot - ts0 SCHED"
	ts=$(ip netns exec $NS ./cmsg_sender -p $p $i 1234 -t |
		 sed -n "s/.*SND ts0 [0-9].*/OK/p")
	check_result $? "$ts" "OK" "$prot - ts0 SND"

ts=$(ip netns exec $NS ./cmsg_sender -p $p $i 1234 -t -d 1000 |
		 awk '/SND/ { if ($3 > 1000) print "OK"; }')
	check_result $? "$ts" "OK" "$prot - TXTIME abs"

ts=$(ip netns exec $NS ./cmsg_sender -p $p $i 1234 -t -d 1000 |
		 awk '/SND/ {snd=$3}
		      /SCHED/ {sch=$3}
		      END { if (snd - sch > 500) print "OK"; }')
	check_result $? "$ts" "OK" "$prot - TXTIME rel"
    done
done

# Summary
if [ $BAD -ne 0 ]; then
    echo "FAIL - $BAD/$TOTAL cases failed"
    exit 1
else
    echo "OK"
    exit 0
fi

Batal

⬅ selftests 97 item

Nama	Tipe	Ukuran	Diubah	Perm	Aksi
📁 af_unix	dir	—	22/07/26 06:42	0755	📂
📁 forwarding	dir	—	22/07/26 06:42	0755	📂
📁 hsr	dir	—	22/07/26 06:42	0755	📂
📁 mptcp	dir	—	22/07/26 06:42	0755	📂
📁 openvswitch	dir	—	22/07/26 06:42	0755	📂
📁 tcp_ao	dir	—	22/07/26 06:42	0755	📂
📄 Makefile	file	5.9 KB	01/07/26 19:48	0644	✏️ ⬇
⚙️ altnames.sh	sh	1.8 KB	01/07/26 19:48	0755	✏️ ⬇
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⚙️ arp_ndisc_untracked_subnets.sh	sh	7 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ bareudp.sh	sh	20.8 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ big_tcp.sh	sh	5.5 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ bind_bhash.sh	sh	1.3 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ cmsg_ipv6.sh	sh	3.3 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ cmsg_so_mark.sh	sh	1.5 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ cmsg_time.sh	sh	1.9 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ drop_monitor_tests.sh	sh	4.4 KB	10/03/24 20:38	0755	✏️ ⬇
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⚙️ fdb_flush.sh	sh	21 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ fib-onlink-tests.sh	sh	11.9 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ fib_nexthop_multiprefix.sh	sh	5.8 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ fib_nexthop_nongw.sh	sh	2.2 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ fib_nexthops.sh	sh	72.3 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ fib_rule_tests.sh	sh	11.1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ fib_tests.sh	sh	74.9 KB	01/07/26 19:48	0755	✏️ ⬇
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⚙️ fq_band_pktlimit.sh	sh	1.8 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ gre_gso.sh	sh	4 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ gro.sh	sh	2.3 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ icmp.sh	sh	2.5 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ icmp_redirect.sh	sh	12.5 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ in_netns.sh	sh	323 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ io_uring_zerocopy_tx.sh	sh	3 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ ioam6.sh	sh	28.4 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ ip6_gre_headroom.sh	sh	1.4 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ ip_defrag.sh	sh	2 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ ip_local_port_range.sh	sh	153 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ ipv6_flowlabel.sh	sh	1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ ipv6_route_update_soft_lockup.sh	sh	10.8 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ l2_tos_ttl_inherit.sh	sh	14 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ l2tp.sh	sh	9.7 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ lib.sh	sh	5.4 KB	01/07/26 19:48	0644	✏️ ⬇
⚙️ msg_zerocopy.sh	sh	2.9 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ ndisc_unsolicited_na_test.sh	sh	5.8 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ net_helper.sh	sh	514 B	10/03/24 20:38	0644	✏️ ⬇
⚙️ netdevice.sh	sh	4.4 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ netns-name.sh	sh	2.4 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ pmtu.sh	sh	74 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ psock_snd.sh	sh	2.2 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ reuseaddr_ports_exhausted.sh	sh	635 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ reuseport_addr_any.sh	sh	81 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ route_localnet.sh	sh	1.9 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ rps_default_mask.sh	sh	2.2 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ rtnetlink.sh	sh	33.5 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ rxtimestamp.sh	sh	79 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ sctp_vrf.sh	sh	5.7 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ setup_loopback.sh	sh	2.7 KB	10/03/24 20:38	0644	✏️ ⬇
⚙️ setup_veth.sh	sh	1 KB	10/03/24 20:38	0644	✏️ ⬇
⚙️ so_txtime.sh	sh	2.7 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ srv6_end_dt46_l3vpn_test.sh	sh	20.6 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ srv6_end_dt4_l3vpn_test.sh	sh	16.9 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ srv6_end_dt6_l3vpn_test.sh	sh	17.1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ srv6_end_flavors_test.sh	sh	23.6 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ srv6_end_next_csid_l3vpn_test.sh	sh	32.5 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ srv6_end_x_next_csid_l3vpn_test.sh	sh	35.5 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ srv6_hencap_red_l3vpn_test.sh	sh	23.2 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ srv6_hl2encap_red_l2vpn_test.sh	sh	20.5 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ stress_reuseport_listen.sh	sh	539 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ tcp_fastopen_backup_key.sh	sh	1.1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_blackhole_dev.sh	sh	280 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_bpf.sh	sh	225 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_bridge_backup_port.sh	sh	27.3 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_bridge_neigh_suppress.sh	sh	28.4 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ test_ingress_egress_chaining.sh	sh	2.1 KB	10/03/24 20:38	0644	✏️ ⬇
⚙️ test_vxlan_fdb_changelink.sh	sh	678 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_vxlan_mdb.sh	sh	92.5 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ test_vxlan_nolocalbypass.sh	sh	5.6 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_vxlan_under_vrf.sh	sh	5.5 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ test_vxlan_vnifiltering.sh	sh	20.9 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ toeplitz.sh	sh	4.9 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ toeplitz_client.sh	sh	667 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ traceroute.sh	sh	6.4 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ txtimestamp.sh	sh	1.7 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ udpgro.sh	sh	5.7 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ udpgro_bench.sh	sh	2.1 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ udpgro_frglist.sh	sh	2.4 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ udpgro_fwd.sh	sh	7.1 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ udpgso.sh	sh	545 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ udpgso_bench.sh	sh	2.8 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ unicast_extensions.sh	sh	8 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ veth.sh	sh	10.8 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ vlan_hw_filter.sh	sh	819 B	10/03/24 20:38	0755	✏️ ⬇
⚙️ vrf-xfrm-tests.sh	sh	10.7 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ vrf_route_leaking.sh	sh	14.5 KB	01/07/26 19:48	0755	✏️ ⬇
⚙️ vrf_strict_mode_test.sh	sh	8 KB	10/03/24 20:38	0755	✏️ ⬇
⚙️ xfrm_policy.sh	sh	14.7 KB	10/03/24 20:38	0755	✏️ ⬇

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